2012 KN18

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6274579803 ± 2.00e+00
Semi-major axis (a)2.7125733000 AU ± 3.00e+00
Inclination (i)2.19134269° ± 4.00e+00
Long. of Asc. Node (Ω)176.97594055° ± 5.00e+00
Arg. of Perihelion (ω)104.56430935° ± 6.00e+00
Mean Anomaly (M)0.40385534° ± 2.39e-02
Mean Motion (n)0.2206126500°/day ± 3.66e-01
Perihelion dist (q)1.01054750 AU ± 5.54e+00
Aphelion dist (Q)4.41461110 AU ± 7.30e+00
Orbital Period4.46759360 yr ± 7.41e+00
Physical Parameters
H (abs. magnitude)24.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.473″
Uncertainty2
Orbit TypeAmor
MOID0.034490 AU
Observations Used66
Oppositions1
Arc Total2012-2012
First Observation Used
Last Observation Used2012-06-06
Observations (66)
Date Type RA Dec Mag Band Observatory
2012-05-22 07:16:12 C 15 07 00.66 +05 52 16.1 r G96
2012-05-22 07:28:36 C 15 07 02.71 +05 52 53.8 r G96
2012-05-22 07:41:07 C 15 07 04.80 +05 53 31.3 r G96
2012-05-22 07:53:40 C 15 07 06.88 +05 54 09.7 r G96
2012-05-22 09:57:20 C 15 07 27.80 +06 00 20.7 r G96
2012-05-22 09:58:25 C 15 07 28.05 +06 00 24.5 r G96
2012-05-22 09:59:31 C 15 07 28.23 +06 00 27.5 r G96
2012-05-22 10:00:36 C 15 07 28.45 +06 00 30.9 r G96
2012-05-23 05:14:53 C 15 11 22.22 +07 01 23.2 r H21
2012-05-23 05:36:09 C 15 11 26.22 +07 02 34.4 r H21
2012-05-23 05:55:02 C 15 11 29.77 +07 03 36.2 r H21
2012-05-23 06:11:39 C 15 11 34.98 +07 04 41.8 r G96
2012-05-23 06:24:24 C 15 11 37.35 +07 05 24.1 r G96
2012-05-23 06:37:08 C 15 11 39.76 +07 06 06.1 r G96
2012-05-23 06:49:44 C 15 11 42.10 +07 06 48.3 r G96
2012-05-24 06:53:15 C 15 17 06.80 +08 30 57.6 u H21
2012-05-24 07:02:47 C 15 17 08.92 +08 31 32.9 u H21
2012-05-24 07:12:21 C 15 17 11.05 +08 32 08.5 u H21
2012-05-24 21:00:19 C 15 20 44.76 +09 24 35.5 o 033
2012-05-24 21:34:40 C 15 20 53.09 +09 26 50.9 o 033
2012-05-24 23:15:32 C 15 21 17.85 +09 33 31.9 o 033
2012-05-24 23:49:54 C 15 21 26.29 +09 35 47.3 o 033
2012-05-25 00:35:34 C 15 21 37.73 +09 38 49.9 o 033
2012-05-25 00:44:04 C 15 21 40.68 +09 39 24.4 u J95
2012-05-25 00:50:50 C 15 21 41.51 +09 39 50.1 o 033
2012-05-25 00:53:47 C 15 21 43.14 +09 40 03.5 u J95
2012-05-25 21:31:51 C 15 27 40.43 +11 06 58.7 o 033
2012-05-25 22:06:14 C 15 27 50.18 +11 09 30.4 o 033
2012-05-25 22:14:19 C 15 27 53.56 +11 10 05.1 u J95
2012-05-25 22:27:45 C 15 27 57.41 +11 11 05.5 u J95
2012-05-25 22:44:54 C 15 28 02.31 +11 12 21.4 u J95
2012-05-25 22:50:27 C 15 28 02.82 +11 12 47.9 o 033
2012-05-25 23:24:50 C 15 28 12.62 +11 15 20.0 o 033
2012-05-27 05:33:47 C 15 38 26.42 +13 40 18.2 u H21
2012-05-27 05:42:08 C 15 38 29.29 +13 41 01.1 u H21
2012-05-27 05:50:55 C 15 38 32.34 +13 41 46.4 u H21
2012-05-28 06:13:47 C 15 48 24.77 +15 55 22.2 u H21
2012-05-28 06:17:50 C 15 48 26.43 +15 55 45.7 u H21
2012-05-28 06:21:53 C 15 48 28.07 +15 56 09.1 u H21
2012-05-28 06:34:00 C 15 48 33.05 +15 57 19.4 u H21
2012-05-28 06:42:19 C 15 48 36.46 +15 58 07.5 u H21
2012-05-30 00:42:58 C 16 10 09.47 +20 28 25.7 t 204
2012-05-30 01:03:04 C 16 10 20.85 +20 30 46.5 t 204
2012-05-30 01:23:29 C 16 10 32.48 +20 33 10.0 t 204
2012-05-30 06:33:54 C 16 13 43.75 +21 10 40.3 u H21
2012-05-30 06:39:09 C 16 13 46.82 +21 11 18.5 u H21
2012-05-30 06:44:47 C 16 13 50.12 +21 11 59.0 u H21
2012-05-30 06:55:17 C 16 13 56.29 +21 13 14.8 u H21
2012-05-31 03:57:28 C 16 28 14.90 +23 52 57.1 u H21
2012-05-31 04:01:32 C 16 28 17.73 +23 53 30.0 u H21